WMV8_A, WMV8_B, WMV9_A, WMV9_B, and WMV9_C

The WMV8_A, WMV8_B, WMV9_A, WMV9_B, and WMV9_C restricted profiles contain the sets of features required for support of Windows Media Video, versions 8 and 9. For more information about these profiles, download DirectX Video Acceleration Specification for Windows Media Video v8, v9 and vA Decoding (Including SMPTE 421M "VC-1").